Technical practice / selected experience
Software and ML Engineering
AI/LLM・MLOps・Engineering Leadership・Full-stack Development
Work History
| Year | Company | Role |
|---|---|---|
| 2024ー | Mercari, Inc. (Tokyo) launch | Engineering Manager, AI/LLM TeamSep 2025 - Present Tech Lead / Embeddings Salesman, AI/LLM TeamMay 2024 - Aug 2025 ML/Full-stack Engineer, LLM/GenAI TeamFeb 2024 - May 2024 |
| 2022-2024 | 555 Comic (Tokyo / Remote) launch | Machine Learning Engineering Manager / Tech Lead · Series Creator / ShowrunnerMar 2023 - Jan 2024 Machine Learning Engineer / Tech Lead · Creator / ShowrunnerMay 2022 - Mar 2023 |
| 2020-2022 | Retail AI, Inc. (Tokyo) launch | MLE/SRE Tech Lead |
| 2018-2020 | Cogent Labs Inc. (Tokyo) launch | Full-stack Engineer UI/UX Designer |
| 2015-2017 | i-BRIDGE Systems Inc. (Manila/Yokohama) launch | Mobile Application Engineer UI/UX Designer |
| 2014-2015 | Azeus Systems Ltd. (Manila) launch | Frontend Engineer UI/UX Designer |
Tech Stack
- LLMs, embeddings, search/recommendation, RAG, prompt engineering
- ML deployment, monitoring, evaluation, Triton, feature stores
- GCP/Azure/AWS, Kubernetes, Terraform
- Backend, frontend, iOS, Android, and web development
Research & Papers
- 2026
- 2025
- 2025
- 2025
- 2018
Qualifications
- N1 Japanese Language Proficiency Test (2021)
- BS Computer Science, University of the Philippines (2014)